Offset swivel jack



FIG. 1 is a front view of an offset swivel jack showing my ornamental design, with a portion of a trailer tongue shown in phantom to show the environment in which the jack is used;

FIG. 2 is a back view thereof;

FIG. 3 is a left side view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a top view thereof; and,

FIG. 6 is a bottom view thereof.

The broken line showing of a portion of a trailer tongue in FIG. 1 is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for an offset swivel jack, as shown and described. 